描述：找出一个连续子数组，若对该子数组升序排序，则整个数组变为升序。返回符合题意的最短子数组长度。
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。同城约会对此有专业解读
theargumentmag.com，更多细节参见WPS官方版本下载
Unfortunately, in Go 1.24 the non-constant size of the backing store